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Steven R. Armstrong

Emeritus Professor of Operative Dentistry

Current Positions

  • Professor of Operative Dentistry

Education

  • DDS in Dentistry, University of Iowa
  • BS in General Science, University of Iowa
  • PhD in Oral Sciences (Biomaterials), University of Iowa

Licenses & Certifications

  • Dental License, Iowa

Selected Awards & Honors

  • Member Council of Scientific Affairs, ADA

Professional Memberships

  • American Dental Education Association
  • Academy of Dental Materials (member-at-large 2013-2017)
  • Academy of Operative Dentistry
  • Dental Material Group, IADR
  • International Association for Dental Research

Selected Publications

  • Alkhazaleh, A., Elfagih, S., Chakka LRJ, Armstrong, S. R., Comnick, C. L., Qian, F., Salem, A. K., Guymon, C. A., Haes, A. J. & Vidal CMP (2022). Development of Proanthocyanidin-Loaded Mesoporous Silica Nanoparticles for Improving Dental Adhesion. Molecular pharmaceutics 19 (12) 4675-4684. DOI: 10.1021/acs.molpharmaceut.2c00728. PMID: 36349888. PMCID: PMC9727728.
  • Wiese, A., Tsujimoto, A., Armstrong, S., Qian, F. & Teixeira, E. (In Press). Influence of Curing Mode on Flexural Properties of Resin Cemetns. AAODCR website.
  • Zhang, S., Franciosa, S., Kotak, P., Ribeiro Cunha, S., Armstrong, S., Vidal, C., Xie, X. & Lamuta, C. (In Press). Hydrophobic coating effect on universal adhesive's dentin bonding nanomechanical properties. AAODCR website.
  • Armstrong, S. Commentary on Three-year evaluation of different adhesive strategies in non-carious cervical lesion restorations: a randomized clinical trial; J Appl Oral Sci 29:e20210192 DOI number:10.3290/j.qi.a44367. In Armstrong, S. S. (Eds.) no. Iowa City: https://www.practiceupdate.com.
  • Obe, O., Ribeiro Cunha, S., Cucco, C., Banas, J., Zeng, E., Armstrong, S. & Vidal, C. (2021). Cathepsin B Expression of DPSCs Stimulated by Bacterial Products. AADOCR website.
  • Armstrong, S. (2020). Adhesive Dentistry – Whats all the fuss?. In no. (Vols. 22). (6), pp. 551. The Journal of Adhesive Dentistry.
  • Jain, A., Armstrong, S., Banas, J. A., Qian, F., Teixeira, E. C. & Maia, R. R. (In Press). Dental Adhesive Microtensile Bond Strength following a Biofilm-based in vitro Aging Model. Journal of Applied Oral Science.
  • El Naga, M. A., Qian, F., Denehy, G. E., Quock, R. L. & Armstrong, S. R. (2020). Marginal adaptation and internal indentation resistance of a Class II bulk-fill resin-based composite. American Journal of Dentistry 33 (3) 145-150. PMID: 32470240.
  • Algamaiah, H., Danso, R., Armstrong, S., Banas, J., Whang, K., Rawls, R. & Teixeira, E. C. (2020). The effect of aging methods on the fracture toughness and physical stability of an Oxirane/Acrylate, Ormocer, and Bis-GMA based resin composites. Clinical Oral Investigations 24 (1) 369-375. DOI: 10.1007/s00784-019-02912-1.
  • Damasceno Silva, P., Sales Oliveira, L., Lourenco Braga, S., Signori, C., Armstrong, S., Soares, C., Cenci, M. & Faria-e-Silva, L. (2018). Effect of selective carious tissue removal on biomechanical behavior of class II bulk-fill dental composite restorations. Dental Materials 34 (9) 1289-1298. DOI: https://doi.org/10.1016/j.dental.2018.05.014. PMID: 29793795.

Selected Grants & Contracts

  • Esthetic outcomes of a newly developed dental composite and adhesive system: a randomized clinical trial; Tokuyama Dental Corporation; Xie, Xian Jin (Co-Investigator), Kolker, Justine L (Co-Investigator), Maia, Rodrigo (Co-Investigator), Vidal, Cristina (Co-Investigator), Teixeira, Erica C (Multi-PI), Armstrong, Steve R. (Co-Investigator)
  • Development of therapeutic nanoparticles for sustained delivery of proanthocyanidins in adhesive interfaces; Colgate; Jessop, Julie (Investigator), Salem, Aliasger (Investigator), Armstong, Steven (Investigator), Vidal, Cristina R (Principal Investigator)
  • Nanoengineered drug delivery device for dental applications; College of Dentistry and Dental Clinics; Chakka, Jaideve (Investigator), Salem, Alisager (Collaborator), Haes, Amanda (Collaborator), Guymon, Allan (Collaborator), Qian, Fang (Statistician), Leme-Kraus, Ariene (Investigator), Alkhazaleh, Ahmad (Investigator), Vidal, Cristina (Co-Principal), Armstrong, Steve (Co-Principal)
  • TUB - In vitro adhesive performance/durability; Tokuyama Dental; Vargas, Marcos (Investigator), Teixeira, Erica (Investigator), Qian, Fang (Investigator), Maia, Rodrigo (Investigator), Kolker, Justine (Investigator), Ahmed, Amira (Investigator), Armstrong, Steve (Co-Investigator), Vidal, Cristina (Principal Investigator)
  • Tokuyama ECM001_Shade matching evaluation; Tokuyama Dental; Vidal, Cristina (Investigator), Vargas, Marcos (Investigator), Teixeira, Erica (Investigator), Skiff, Frederick (Investigator), Qian, Fang (Statistician), Kolker, Justine (Investigator), Ahmed, Amira (Investigator), Armstrong, Steve (Co-Investigator), Maia, Rodrigo (Principal Investigator)
  • Bond Force Clinical Trial - 10 year recall; Tokuyama Dental Corporation; Armstrong, Steven Ray (Principal Investigator)
  • Clinical Trial of Bond Force; Tokuyama Dental; Armstrong, Steven Ray (Principal Investigator)
  • Microtensile bond strength after environmental challenge of Peak SE with proteolytic inhibitor.; Ultradent Products, Inc.; Armstrong, Steven Ray (Principal Investigator)
  • Adhesive evaluation; Kuraray: Industrial Service Contract; Armstrong, Steven Ray (Principal Investigator)
  • Evaluation of DBC400; Tokuyama Dental; Armstrong, Steven Ray (Principal Investigator)